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Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
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Claude Code
S
Bolt.new (StackBlitz)
A
Runway
S
TaglineAnthropic's CLI agent. Opus-powered, operates on your repo directly.Prompt to deployed full-stack app in the browser.The pro's AI video tool. Gen-4 is the current bar.
Categorycodingcodingvideo
PricingPart of Claude Pro/Max/Team plansFree + $20-$200/moFree + $15-$95/mo
Best forDevelopers who want an agent, not autocomplete. Large refactors, tests, docs.PMs, founders, non-devs shipping MVPs.Marketing video, pitch decks, b-roll, creative shorts.
Strengths
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • Full-stack generation + live preview
  • Deploy to Netlify in one click
  • Works in-browser — no install
  • Most mature video workflow
  • Character consistency via Act-One
  • Gen-4 quality is production-grade
Weaknesses
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Quality ceiling for complex apps
  • Can get into loops for non-trivial bugs
  • Expensive at scale
  • Still needs post-editing
Kai's verdictS-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.A-tier. Best for fast prototypes. Competitive with Lovable — try both.S-tier. Market leader with reason. Start here for serious video.
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